Matthew 3:12
whose winnowing fan is in his hand, and he will thoroughly cleanse his threshing floor, and will collect the wheat into his granary; but the chaff will he burn up with fire unquenchable.
2 Thessalonians 1:8-9
in a flame of fire, taking vengeance of them that know not God, and obey not the gospel of our Lord Jesus Christ:
Hebrews 2:3
how shall we escape if we neglect so great salvation, which, commencing at the beginning to be spoken by the Lord, was confirmed unto us by those who had heard him;
Hebrews 10:28-29
Any man who treated the law of Moses with neglect, was put to death, without mercy, on the deposition of two or three witnesses:
Hebrews 12:18-21
For ye have not approached the mountain that could only be groped for, and that burned with fire, and the thick cloud, and the darkness, and the tempest,
Hebrews 12:29
for our God is a devouring fire.
Revelation 22:20
He that testifieth these things saith, Verily, I come quickly. Amen. Yea come, Lord Jesus!